US2345544A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Yarn winding
Assignee: EIDP Inc
•
Filing: 1942-06-17
•
Granted: 1944-03-28
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Expires: 1962-06-17
Abstract
No abstract record available.
Inventors
- 👤 Worthington Hood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:16
CPC Classifications
B; B65; B65H; B65H54/00; B65H54/02; B65H54/28; B65H54/2806; B65H54/2809; B65H54/2827; B65H57/00; B65H57/006; B65H57/16; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1947-03-28 | 1947-09-27 | 1948-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-03-28 | 1951-09-27 | 1952-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-03-28 | 1955-09-27 | 1956-03-28 | $7700.00 | Window Closed / Lapsed |